tautology

Meanings

• noun

  A statement that is true by virtue of its logical form, regardless of the truth or falsity of the statements that comprise it.

  - "It is both raining and not raining."
  - "The price of this stock is both high and low."
  - "He is both here and not here."

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Antonyms

contradiction , contradiction in terms , oxymoron

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Variants

List of all variants of tautology that leads to same result
tautologies , tautology

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Etymology

origin and the way in which meanings have changed throughout history.

From the Greek ta utos, 'equal' + logos, 'word' or 'reason'.

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Trivia

Any details, considerations, events or pieces of information regarding the word

1. The ancient Greek philosopher Parmenides is credited with coining the term 'tautology'.

2. The English language has many common expressions that contain tautologies, such as 'pregnant pause' and 'free gift'.

3. In mathematics, a tautology is represented by a logical formula that is always true, regardless of the values of its variables.

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Related Concepts

informations on related concepts or terms closely associated with the word. Discuss semantic fields or domains that the word belongs to

1. Paradox: A statement that contradicts itself or appears to be untrue, but may actually be true when examined more closely. Tautologies are a type of paradox in logic.

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Culture

Any cultural, historical, or symbolic significance of the word. Explore how the word has been used in literature, art, music, or other forms of expression.

Tautologies have been used in literature and philosophy for centuries to illustrate logical paradoxes and to challenge the way we think about language and reality. For example, the famous paradox 'This statement is false' is a tautology, as it is both true and false at the same time.

How to Memorize "tautology"

1. visualize
   

   - Imagine a Venn diagram with two circles representing 'true' and 'false'. A tautology is a statement that lies in the intersection of both circles, as it is true regardless of the truth or falsity of its components.

2. associate
   

   - Associate the word 'tautology' with the concept of a logical paradox or a statement that is both true and false at the same time.

3. mnemonics
   

   - Create a mnemonic using the acronym TAUT, which stands for 'True And Untrue Together' to remember the definition of a tautology.

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